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Zhejiang Chenggao Valve Co., Ltd  

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Reducing bore ball valve 

Price: 1.0~5177.0 USD 
Payment Terms: T/T 
Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Means of Transport: Ocean,Air
Standard or Nonstandard: Standard
Structure: Ball
Temperature of Media: Normal Temperature
Brand Name: CHENGGAO
Power: Manual
Pressure: Medium Pressure
Material: Casting
Media: Gas

1.Anti-fire safe design.Anti-static device
2.Free leakage of body Sealed construction
3.Double block&bleed.
4.Extension stem.

1.Anti-fire safe design

 

When the trunnion ball valve be used normally,its sealed by seat and ball surface,seat retainer sealed by O-ring and body,this is soft sealed and reliable sealing.When the seat and O-ring are burnt,the seat retainer and body will be sealed by expanded graphite.Thus act anti-fire safe purpose.

 

2.Free leakage of body Sealed construction


The connective position of valve body and bonnet is double sealed by gasket and O-ring,on this base,such factors as fire,high temperature,shock and uneven opening or closing of the torque all can't induce external leakage.

 

3. Double block&bleed(DBB)

 

When ball is full open or close position,the transmitter substance in center cavity of body can be released by drainage and emptying devices.In addition,the over loaded pressure in the center cavity of valve can be  released to low pressure end by self relief seat.



Main material

 WCB, WCC, LCB,   CF8, CF8M, CF3, CF3M, CN7M, CF8C, 4A, A105, LF2, F304, F316, F304L, F316L,   F321, F51, ect.

Pressure rating

 Class 150 to   Class 2500 (PN2.5 to PN 420)

Standards applied

 API. ASME, ANSI,   NACE, CE/ EN, DIN, JIS, BS, ISO, TS, GB, etc.

Operative temperature

 -196 °C to   980 °C ( -320.8 °F to 1796 °F)

Optional operation

 Manual,   Gear, Electric, Pneumatic, Hydraulic.


Reducing bore ball valve

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 Mr. Lynn

Tel: 86-577-67357167
Fax: 86-577-67926771
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Company Info

Zhejiang Chenggao Valve Co., Ltd [China (Mainland)]


Business Type:Manufacturer, Trading Company
City: Wenzhou
Province/State: Zhejiang
Country/Region: China (Mainland)

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